Table 2.

Adjusted rate ratio for higher mental health emergency department use.

	Adjusted rate ratio	95% CI
Gender
Male vs female	1.25	1.22–1.28
Payer
Medi-Cal vs private	3.10	2.94–3.25
Medicare vs private	3.37	3.20–3.55
Self pay vs private	1.43	1.35–1.51
Other vs private	1.62	1.54–1.71
Age
20–25 vs 51–55	0.97	0.93–1.01
26–30 vs 51–55	1.13	1.08–1.18
31–35 vs 51–55	1.15	1.10–1.19
36–40 vs 51–55	1.11	1.07–1.16
41–45 vs 51–55	1.08	1.03–1.12
46–50 vs 51–55	1.04	1.00–1.09
56–60 vs 51–55	0.91	0.87–0.96
61–65 vs 51–55	0.81	0.77–0.86
66+ vs 51–55	0.32	0.30–0.35
Homeless	1.35	1.27–1.43
Substance use in past year	4.02	3.92–4.12

CI, confidence interval.